All the seating accomodation is reserved, i am glad to say.

[Aleaf]

All the seating accomodation is reserved,i am glad to say.
what does this sentence mean?
All the seats are reserved.....? or All the accomodation is reserved?
_________________
Try to change youself before you try to change others.

[Boke]

Sounds a bit off to me, all the seating has already been reserved?or to sit/go you have to make a reservation (like a restaraunt)

And why would anyone be "glad" or happy? Is it to keep out the riff raff?